July 1, 2022 2:44 pm Meet Mass. State Police's Robot Version of a Bomb-Sniffing Dog Roscoe, a Massachusetts State Police robotic dog, is part of the team keeping the Boston Pops Fourth of July Spectacular safe this year. US & World Videos 1:57 Local professor has key role in NASA's Europa mission 1:31 Celebrating Indigenous People's Day 4:28 Ethel Kennedy's casket is carried out from her funeral mass 1:51 Millions remain without power after Hurricane Milton slams Florida 4:02 Female Bridgewater police sergeant files discrimination lawsuit against chief